CVE-2023-23846 Information

Description

Due to insufficient length validation in the Open5GS GTP library versions prior to versions 2.4.13 and 2.5.7 when parsing extension headers in GPRS tunneling protocol (GPTv1-U) messages a protocol payload with any extension header length set to zero causes an infinite loop. The affected process becomes immediately unresponsive resulting in denial of service and excessive resource consumption. CVSS3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C

Reference

https://www.synopsys.com/blogs/software-security/cyrc-advisory-open5gs-gtp-library/